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Security Software Engineer

MKS2 Technologies

Salary not specified
Oct 30, 2025
Dahlgren, VA, US
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MKS2 Technologies is seeking a Security Software Engineer with Red Team penetration testing expertise to support advanced cybersecurity operations within DoD environments, focusing on offensive security operations, vulnerability assessments, and secure software development for mission-critical systems.

Requirements

  • 5+ years in software engineering applied to program development, modeling, and simulation for DoD or IT systems
  • 5+ years of hands-on experience with Linux and Windows environments
  • COMPTIA Linux+ or FedVTE Linux+
  • Microsoft MCSA or equivalent Windows training
  • IAT Level II certification per DoD 8570.01 (or successor)
  • Penetration Testing Certification (one or more of the following): Offensive Security: OSCP, OSCE, OSEE, OSWP; SANS: GPEN, GWAPT, GXPN, SEC642, SEC564; OSD Cyber Operation Academy Course (COAC) graduate
  • Strong working knowledge of penetration testing tools: Kali, Metasploit, NMAP, Cobalt Strike

Responsibilities

  • Conduct Red Team operations and penetration testing in MDE environments
  • Debug and reverse engineer software and analyze system logs (Windows Events, Linux syslog, boot logs, dmesg)
  • Identify and mitigate vulnerabilities in compiled and source code
  • Operate and administer systems running HP-UX, UNIX, Solaris, Linux, and Windows
  • Apply DISA STIGs and NSA encryption technologies
  • Design and implement deceptive technologies (e.g., honeypots)
  • Perform static source code analysis and participate in code reviews

Other

  • Top Secret clearances; must be SCI eligible
  • Top Secret clearance
  • SCI eligible
  • Full-Time
  • Location: Dahlgren, VA